Ketopalmitate
酮棕榈酸, 酮软脂酸
🗣️ 情景例句
She tore up all the letters he had sent her.
她把他写来的信全撕了。
There are many training classed and night classes.
有许多培训班与夜校。
Oh, I'm feeling even worse! I think I'm going to die!
噢，我感觉更糟了！我想我要死了！